The possessive form for the plural noun families is families'.
Example: The families' picnic turned out to be a lot of fun and each family brought something good to eat.
No, the word familys is not a word, the correct plural form of the noun family is families.The possessive form of the singular noun is family's (our family's dog).
The possessive singular noun is explorer's. The possessive plural noun is explorers'.
The possessive form for the noun coyote is coyote's.
The possessive form of zoo is zoo's.
The possessive form for the noun preacher is preacher's.
The possessive form for the noun laboratory is laboratory's.
No, he is not possessive. The possessive form would be his.
The possessive form for the noun oxygen is oxygen's.
The possessive form is grandson's.
The possessive form is island's.
The possessive form for the noun coyote is coyote's.
The possessive noun of Sam is Sam's.